From the chromosomal complements given below,identify the one which shows female heterogamety.

The male human is represented by which sex chromosomes?

$(a)$ In humans,males are heterogametic and females are homogametic. Explain. Are there any examples where males are homogametic and females heterogametic?
$(b)$ Also describe as to who determines the sex of an unborn child? Mention whether temperature has a role in sex determination.

Describe the process of sex determination in humans.

In humans,the chromosomal condition of a male is:

The somatic chromosome complement in all human beings is